A fluorophore-labeled human cell. A fluorophore (or fluorochrome, similarly to a chromophore) is a fluorescent chemical compound that can re-emit light upon light excitation. Fluorophores typically contain several combined aromatic groups, or planar or cyclic molecules with several Ï bonds.
IN THIS TOPIC. Pregnancy symptoms are different for everyone, and can vary from month to month and even from pregnancy to pregnancy. Find out what to expect, from the earliest pregnancy symptoms to the wooziness of morning sickness to the aches and pains of your third trimester.
Morning sickness is the nausea and vomiting that many pregnant women experience during the first few months of pregnancy. Morning sickness is caused by pregnancy hormones and can happen anytime, not just in the morning. Certain foods or smells might make you feel sick and sometimes vomit.